Yes the great majority of questions more than 220 000 which are re published through problem attic are free and always will be.
Problem attic regenerate questions.
The problem attic website shares questions from regents exams.
Log in to problem attic email address.
In this case assume a simple cycle without reheat and without with condensing steam turbine running on saturated steam dry steam.
Let assume the rankine cycle which is the one of most common thermodynamic cycles in thermal power plants.
Because it s a real publishing system you get beautiful output whether you print the questions turn them into an online test or export them to a google quiz or your lms.
Problem attic will make your best work look its best.
This resource is also included in these collections.
Near the top of my bootstrap i have the following two lines zend session start.
Problem attic exports questions as graphics and hosts them much like it does with an online test or slideshow.
Practice spotting the difference between statistical and non statistical questions.
C limited regeneration of heart muscle can occur in zebrafish and the ability to study zebrafish genetically will enhance our ability to understand the genetic basis of regeneration.
The table below shows what s in the problem attic database.
If you re seeing this message it means we re having trouble loading external resources on our website.
Example of rankine cycle problem with solution.
Earth science regents prep materials.
Grades 8 10.
If you want to take advantage of certain technology extensions such as editing online testing slideshow creation export to an lms and.
The item counts are current as of 7 20 2019 but the database continues to grow.
The pdf creation organizing and sharing tools are also free.
In this case the turbine operates at steady state with inlet conditions of 6 mpa t 275 6 c x 1.
D regeneration of the heart muscle does not occur in either humans or zebrafish but experiments can be done on zebrafish that cannot be done on humans opening.
I ve had this problem in a couple of zf applications now and it s very frustrating.
This means the questions will not be editable in your lms.
The site is free to use but registration is required.